Rachel Bilson (Summer Roberts)

Jason Merritt / Getty Images for CW

Then: The love of Seth's life, who was kind of a huge B at the beginning, but later changed her evil ways. Now: Writes a fashion column for InStyle magazine and plays a doctor who bangs a lot of country hotties on "Hart of Dixie."

Then: The love of Seth's life, who was kind of a huge B at the beginning, but later changed her evil ways. Now: Writes a fashion column for InStyle magazine and plays a doctor who bangs a lot of country hotties on "Hart of Dixie." (Jason Merritt / Getty Images for CW)

Then: The love of Seth's life, who was kind of a huge B at the beginning, but later changed her evil ways. Now: Writes a fashion column for InStyle magazine and plays a doctor who bangs a lot of country hotties on "Hart of Dixie."